Panasonic SA-AKX72PH Service Manual page 101

29 30 31 32
SCHEMATIC DIAGRAM - 5
B MAIN CIRCUIT
: +B SIGNAL LINE
M+12V
CD+7.5V
PGND
UP_DGND
P1
DC_DET_PWR
TO MAIN
CIRCUIT (2/8)
+18V
+5V
CD_3.3V
B1AAJC000019
+3.3V VOLTAGE REGULATOR
GND
DC16V
FL_GND
AGND
A_D_GND
NOTE: " * " REF IS FOR INDICATION ONLY
33 34 35
: -B SIGNAL LINE : CD/DVD AUDIO INPUT SIGNAL LINE : AUX/MIC/TUNER/MUSIC PORT AUDIO INPUT SIGNAL LINE
C0CAAKG00046
+12V VOLTAGE REGULATOR
OUT
3
Q2022
B1BACD000018
D2018 D2020 D2022
+7.5V VOLTAGE REGULATOR
B0EAKM000117 B0EAKM000117 B0EAKM000117
C2191 R2278 C2198 C2223
0.01 100 25V1000 16V1000
R2271
0
C2187 C2188 D2017
0.01 16V33 B0BC8R100004
QR2005
B1GBCFJJ0051
DC DETECT
C2194 0.01
R2273 2.2
R2274 2.2
IC2011
R2275 2.2
C0DAAYG00001
Q2023
R2276 270
B1ADCE000012 +5V VOLTAGE REGULATOR
DC DETECT
R2316
1M
5 4
Q2020 L2000
G0A101ZA0028
C2195 R2262 C2215 R2311
0.01 270 0.47 1.5K
R2309
R2263
2.7K
18
C2249 D2025 C2201 C2216 R2303 C2226
10V33 DZ2J043M0L 0.01 0.01 1K 6.3V820
FOR PH
C2202
0
1
2
3
36 37 38
: AUDIO OUTPUT SIGNAL LINE
IC2010
GND IN
2 1
C2229 C2234
0.01 25V1000
SMPS_BP
PCONT
ECO_CTL
DC_DET_PWR
TEMP_DET
SYS3.3V
SYNC
3 2 1
C2235
0.01
ZJ2000 TO MAIN
CIRCUIT (7/8)
101
39 40 41
ZJ2007*
15 AM_BEATPROOF
14 PCONT
13 DC16V
12 +16V_GND
11 ECO_CTL
J
10 DCDET2
TO
9 TEMP_DET
SMPS CIRCUIT
8 SYS3.3V
(CN5802)
7 SYNC IN SCHEMATIC
6 +35V_SENSE
DIAGRAM - 20
5 +35V_SENSE
4 SYS_GND
3 SYS_GND
2 -35V_SENSE
R2333 R2336 R2338 R2340
470 470 470 470
1 -35V_SENSE
R2334 R2337 R2339 R2341
470 470 470 470
R2335
10K
Q2035
B1BABG000007
BP SWITCH
CIRCUIT (4/8)
1/8 2/8 3/8 4/8
5/8 6/8 7/8 8/8
SA-AKX72PH/PN MAIN
42
P1
TO MAIN
CIRCUIT